health and science editor john fowler ktvu news. >>> rescue crews spent the evening rescuing a horse. cracky the horse climbed up to the loft looking for more hay. he was stuck up there for three days. the horse is in good shape. >> officials at u.s. airways are looking into what caused one of it aircrafts to catch fire. it happened during maintenance check. the fire started in a small motor under the plane's trail. no one was aboard at the time. the plane was scheduled to fly to vancouver. passengers were put on another airplane craft two hours later. >>> there's word that mcafee is spending christmas in england. the pioneer wrote that he's safe in the country where he grew up. mcafee was born in england. the sun reports mcafee is hoping for a fresh start. mcafee has been in hiding from authorities in belize where he had been living. he is wanted for questioning in the death -- for the suspicious death of a neighbor. >>> ktvu's robert handa followed the mail carriers on their rout today. >> reporter: it's not exactly santa's sleigh but some san jose postal carriers including nancy ra